Both of them never played French defence with black piece in tournament.
And untrue:
And here's another one, where he didn't play the Franco-Benoni line:
And here's Anand playing the Black side of the French against... Kasparov!
I have in my database 48 games where Anand played the Black side of the French. Not all of them were tournament games, but the vast majority of them were. I'm sure I'm missing some of his games, too!
Both of them never played French defence with black piece in tournament.