Bayern Munich and Borussia Dortmund both had five players in the Germany squad for the recent round of friendlies, the most of any clubs. Bayern's Germany contingent return having lost both friendlies, 3-2 to Turkey in Berlin and 2-0 to Austria in Vienna.
Bayern midfielder Leroy Sane was given a straight red card for pushing an opponent to the ground in Tuesday's loss to Austria and Tuchel said: "I could see it coming.
"That's what I told Leroy. You could feel that he was unhappy and he couldn't hold back if he was provoked. I trust Leroy. It's all human. It shouldn't happen obviously but it has."
Bayern, still unbeaten in the league this season, sit in second place behind Leverkusen while Cologne are one spot off the bottom of the table.
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