おちおちしていられない can't just do nothing●can't remain idle

おちおち仕事もしていられない be too annoyed to work

おちおち寝てもいられない can't even sleep well

おちおち寝られない can't get a good [quiet] night's sleep

おちおち眠れない not have a quiet night●pass a bad night●pass a wakeful night●sleep badly●sleep restlessly