Yes, this is possible, you just need to choose a USB stick with a type C tip: Delock Mini USB stick (32 GB, USB C, 3.1)
Or one that has USB a and C: https://www.digitec.ch/fr/s1/product/sandisk-ultra-dual-drive-luxe-32-go-usb-c-usb-type-a-31-cles-usb-13084883.

Yes, that's right, a USB stick with the right tip or a small adapter for the different connectors.