There's some shows that are or probably will be Vindicated by history: already Vindicated Fanboy and Chum-Chum(it got a resurgence in popularity) Johnny Test(I think that got less hate after it ended) 6teen Chalkzone Flapjack(got mixed reception back when it aired) Sanjay and Craig(same example as flapjack). Back at the Barnyard
newer show that might be later on: Teen Titans Go!(it's slowly starting to fall into this trope) Powerpuff Girls 2016 Total Dramarama(it's slowly starting to fall into this trope since the show is ending this year) Mr. Pickles Supernoobs
older shows that might vindicated soon: The Mighty B Kid vs Kat George of the Jungle 2007