Princess Caroline and her husband, Stefano Casiraghi, pulled out of the Paris-Dakar motor rally Saturday after the 16-ton truck her husband was driving turned over on rough terrain in northern Algeria. Neither was hurt, but it was apparently enough to make them abandon the 8,750-mile race five days into the 22-day trek to the Senegalese capital . . .

Supreme Court Justice Lewis Powell is recovering and up walking around at the Mayo Clinic in Rochester, Minn., following surgery Friday for cancer of the prostate . . . Actor Broderick Crawford is recovering at the UCLA Medical Center after suffering a mild stroke New Year's Eve . . .

That tall, elegant man in the full-length fur coat who stopped by Popeye's on 14th Street with two young women chauffeuring him was tap dancer Maurice Hines of "Cotton Club" fame. Hines, who was there with Larisa Wanserski and Patricia Humphrey of Ford's Theatre, where he opens Wednesday with Duke Ellington's granddaughter Mercedes Ellington in "Balletap U.S.A.," ordered four pieces of spicy chicken, coleslaw, two pieces of corn on the cob, red beans and rice and an extra large lemonade. But then, they say he only eats once a day . . .

Sophia Loren lost a court battle to have authorities seize copies of a magazine that featured nude photographs of her when she was 18. A Rome judge ruled that the pictures in December's Playmen magazine were "rather chaste nude images, not at all obscene or unbecoming" and that they had not damaged Loren's standing as a wife and mother.