TgO Ex9:27 :יוי זַכָאָה וַאְנָא וְעַמִי חַיָיבִין‏ : the Lord is the innocent one and I and my people are guilty
See the entire entry for zakkāy adj. innocent; righteous

TgO Ex9:27 :וַאְנָא וְעַמִי חַיָיבִין‏ : I and my people are guilty
See the entire entry for ḥayyāḇ adj. guilty