Yes you can just make sure you still have the ssd as the main boot drive.The Laptop BIOS should be good enough to let yu choose a drive priority for booting. I have 3 drives, and had to go through this process for my build, shouldn't take too long but it saves 20GB worth of spac.e
But if you want to make a new boot you can take help from this (https://techloris.com/create-a-windows-10-install-usb/) guide from which I have booted my sytem