Yes, it is possible. You can create a Dynamic Website URL QR Code with a temporary link and edit the QR Code when your target URL is ready.
To create a QR Code, follow these steps:
Login to your Scanova account. If you are not a registered user, you can sign-up for a 14-day free trial
Choose Website URL QR Code
Add link and click on Create QR Code
Choose Dynamic in QR Code type and name&save your QR Code
You can then proceed to design&download your QR Code
To edit the URL, follow the steps given below:
Login to your Scanova account.
Go to Saved QR Codes
Choose the campaign folder in which you saved your QR Code. Note that if you have not created any new folder, your QR Code will be in the Default Folder
Click on the QR Code you wish to edit. You will see the URL field with the temporary link
Edit to target URL and click on Update QR Code
Test your QR Code by scanning it