You can pay using your PayPal account or your debit / credit card on the PayPal checkout page, if you don’t have a PayPal account. An account will not be created with PayPal when paying with your card, unless you want to.
For the maintenance and support subscription plans, a PayPal account is required. You can use your card on the PayPal checkout page, but this time an account will be created, if you don’t have one already.