Two documentaries on PBS received Academy Award nominations at the 5:30 a.m. Pacific announcement today from Los Angeles. Honored in the documentary feature category were The Invisible War, an examination of rape of soldiers within the U.S. military, on Independent Lens; and 5 Broken Cameras, which looks at the reaction of one village to a separation barrier, on P.O.V. Winners will be announced during the live Oscar telecast on Feb. 24.