If the executive is ok ignoring the courts, why would they respect the impeachment verdict from congress?
The constitution is premised on leaders respecting laws and norms.
The constitution is premised on leaders respecting laws and norms.
Keep in mind that people like the US Marshals and federal agents get guidance from the President all the time. Think "we won't arrest anyone for federal drug laws in states where recreational marijuana is legal."
The difference seems large enough that you could conceivably respond differently to one versus the other.
Supposedly at that stage everyone would stop following their instructions. This may be part of why Trump is so set on replacing huge swaths of the government with loyalists.