From your screenshots it seems that after linking the Google Merchant Center account to Google Ads account, you then created a shopping ad campaign and then both accounts were suspended. If that is the case, then most probably your shopping ad campaign's setup is improper as per the review algorithms of Google Ads, although you may feel it is proper. And, by the way, yes, an improper (shopping ad) campaign setup can lead to Google Ads account policy related suspension with that suspension triggering suspension of the linked Google Merchant Center account as well. By proper campaign setup, we mean proper as per the review algorithms of Google Ads.