Probably. Bad things happened when the President (or Chairman of the PRC), the General Secretary of the CPC, and/or the Chairman of the Central Military Commission were not held by the same person.

>> Xi crack down on corruption, that opponents know Xi will be gone with the term limits,

like waiting in a shelter in a typhoon or hurricane, hoping to see their sunshine again. They may need to wait longer and hope not to be blown away in between.

>> External

It is the removing of the president that people talk about.

>> Internal

The real stuff should be he is likely to break the "convention" that the General Secretary steps down after two terms, i.e., 10 years.