You're not that important, Boris.
Store your own unvaxed blood. It's called autologous blood banking, or storing your own blood for future need.
The article below is an interesting read and it shows how the powers that be try to stop it.
https://www.lifeextension.com/magazine/2006/10/report_blood
It's a for-profit business that freezes and stores it. It was started by a doctor that had a scare with blood transfusion for his dad and he decided to do something about donating and storing our own blood. It's not the Red Cross so the hope would be that your blood is secure, appropriately labeled and won't get stolen.