They indeed appreciated each others work.

French cartoonist Moebius, who is known for realistic character designs, is often cited as one of Otomo's biggest influences

Source

Btw, Miyazaki is a fan of Moebius too:

https://www.openculture.com/2016/11/watch-moebius-and-miyazaki-two-of-the-most-imaginative-artists-in-conversation-2004.html