Depends on those 2 places, and the type of paper and finishing you used...
I mean, you only need one copy to restore your wallet... So, it might be better to have one copy on a laminated paper in a bank's safe than writing those 12 words on some cheap paper and storing them with friends and relatives.
You'll also have to realise that if somebody else has access to your seed phrase, he/she could potentially rob you.
The 24 seedwords are split to two defferent safe boxes with 12 seedwords each, I mean...