OK! So I have just realized my issue was because I was using tabs and had radio buttons with the same group name. This was causing confusion with who was to be checked evidently. So, after making different group names for each set of tabs, I see the expected results.
#DontCopyPastCode -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-web-toolkit+unsubscr...@googlegroups.com. To post to this group, send email to google-web-toolkit@googlegroups.com. Visit this group at http://groups.google.com/group/google-web-toolkit. For more options, visit https://groups.google.com/d/optout.