Earlier quoted context omitted.
Not a lawyer, but I would be pretty comfortable with SVB -> personal account if you documented why and communicated about it in advance with board/counsel. (Obviously the next step would be opening a Chase/etc. account and sending the funds on to that, not using your personal account for company business on an ongoing basis, but a limited number of emergency transactions should be fine.)
Isn’t it generally a cardinal sin of business finance though?
If documented its no problem and not uncommon at all in Germany.
In fact many business owners pay something like credit card bills personally and reimburse through the company later.