Where would the throw in Spot be

[kerry7]

Team B scores. Team A immediately calls timeout. They still have running the endline priviledges. Team A throws the ball the length of the court and is never touched by any player inbounds. Before the ball goes out of bounds, A1 while attempting to save it steps out of bounds at the other end of the court then touches the ball. Will the following throw in be at that spot or would it be back at the other end where the original throw in occured