Yes, the delivery date can be selected for each product. Follow the below instructions to do the same in Magento 2 delivery date and time extension:
Login to Backend
Go to Stores ➤ Configurations ➤ AppJetty ➤ Delivery Date, you will land on the “Configuration” page. Now scroll down to the “Delivery Date Related Configurations” section and do the following configurations.
Display At: Select at which step delivery date selection should be given.
Include additional delivery charge: Select Yes to enable additional delivery charges by configuring the delivery charges related questions.
Allow product-based delivery charges: Select Yes to allow product-based charges individually.
After the configuration click on the “Save Config” button to save the configuration.