No, there is no evidence that spending time around vaccinated people causes death or disease - PolitiFact

…Experts say there is no way for people to shed mRNA or spike proteins after they've been vaccinated. The mRNA COVID-19 vaccines cannot affect people who are not vaccinated…

https://www.politifact.com/factchecks/2021/apr/30/facebook-posts/no-there-no-evidence-spending-time-around-vaccinat/